发明名称 ALIGNMENT JIG FOR ELECTRIC SCREW DRIVER OR THE LIKE
摘要 An alignment jib having a mounting portion secured to an electrically powered rotary tool and an abutment portion carried thereby for relative rectilinear axial movement to maintain the tool perpendicular to a work surface during the operation thereof.
申请公布号 US3708238(A) 申请公布日期 1973.01.02
申请号 USD3708238 申请日期 1970.12.03
申请人 SPEED FASTENER INC,US 发明人 KISSANE R,US
分类号 B23B45/14;B25H1/00;(IPC1-7):B23B45/14 主分类号 B23B45/14
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